NF ISO 12238

NF ISO 12238

March 2023
Standard Current

Pneumatic fluid power - Directional control valves - Measurement of shifting time

This document specifies test procedures for measuring the shifting times of electrically or pneumatically operated directional control valves.It is applicable to monostable and bistable pneumatic directional control valves, with 2 or 3 position functions.

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Main informations

Collections

National standards and national normative documents

Publication date

March 2023

Number of pages

28 p.

Reference

NF ISO 12238

ICS Codes

23.100.50   Control components

Classification index

E49-095

Print number

1

International kinship

ISO 12238:2023
Sumary
Pneumatic fluid power - Directional control valves - Measurement of shifting time

This document specifies test procedures for measuring the shifting times of electrically or pneumatically operated directional control valves.

It is applicable to monostable and bistable pneumatic directional control valves, with 2 or 3 position functions.

Replaced standards (1)
NF ISO 12238
December 2006
Standard Cancelled
Pneumatic fluid power - Directional control valves - Measurement of shifting time

This International Standard — specifies test procedures for measuring the shifting times of electrically- or pneumatically-operated directional control valves and moving-part logic elements, — establishes a definition for shifting time, and — is intended to improve the application of pneumatic fluid power by providing users and manufacturers of pneumatic valves with a standardized test procedure for measuring the shifting time it defines.

Table of contents
  • 1 Domaine d'application
  • 2 Références normatives
  • 3 Termes et définitions
  • 4 Symboles et abréviations
  • 5 Équipement d'essai
  • 6 Exactitude d'essai
  • 7 Mode opératoire d'essai
  • 8 Calculs de données
  • 9 Collecte des données d'essai
  • 10 Phrase d'identification (référence au présent document)
  • A Exemple de données générées et de valeurs à collecter
  • B Mesurage du temps de basculement dans des positions fermées
  • Bibliographie
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